# SDR ASAA2014031407196

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2014
- Submitted: March 18, 2014
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 7,124 hours, 2,109 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Controller
- Part number: 6228145
- Part serial: 62281407227
- Condition: Failed
- Location: Rt A/C Pack
- Part time: 7,163 hours, 2,119 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014031407196

## Discrepancy

ON RECALL, RT PACK LIGHT ILLUMINATED, RESETS AFTER M/C RESET.  ACFT GROUNDED.  VERIFIED DISCREPANCY.  RT PACK ZONE CONTROLLER FAULT LIGHT ILLUMINATED ON PACK-ZONE TEMP CONTROLLER AND WOULD NOT RESET.  REPLACED RT PACK ZONE TEMP CONTROLLER. OPS NORMAL.  GROUND VERIFICATION GOOD.

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